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Finding the Fourth Proportional to 169,461.45, 233,861.10 and 92,980.52

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Solution

The fourth proportional to 169,461.45, 233,861.10 and 92,980.52 is: 128,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,461.45 : 233,861.10 = 92,980.52 : x
  2. Step 2: Convert to fraction form
    169,461.45/233,861.10 = 92,980.52/x
  3. Step 3: Cross multiply
    169,461.45x = 233,861.10 × 92,980.52
  4. Step 4: Simplify right side
    169,461.45x = 21,744,527,590.93
  5. Step 5: Solve for x
    x = 21,744,527,590.93/169,461.45
  6. Step 6: Final answer
    x = 128,315.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.